v0.6.0

Full Changelog: v0.5.5...v0.6.0

• TestRail integration 1.0
• Updating OAuth authentication to be more secure from impersonation
• Reworking credentials to better handle multi-credential scenarious
• Fixing various issues per related GitHub Issues tickets (#19, #22, #24, #26, #27, #29, #31, #32, #35, #37, #38, #41, #42, #43, #44, #45, #47)

Many thanks to @Bhaveshkumar-Sukhdeve , @anakhavviswanathan , @narkhedeshubham , @davisonalves , and @mMARUF !